2. 外语
  3. The millions of calculations (involved) , (had they) been done by hand, would (lose) all practical value (by the time) they were

The millions of calculations (involved) , (had they) been done by hand, would (lose) all practical value (by the time) they were

admin2011-01-26  30
问题 The millions of calculations (involved) , (had they) been done by hand, would (lose) all practical value (by the time) they were finished.
选项 A、involved
B、had they
C、lose all
D、by the time
答案C
解析 改为have lost。had they been done是对过去情况的虚拟，主句结构应用would have done。
转载请注明原文地址:https://www.kaotiyun.com/show/nIBO777K
0

考博英语

相关试题推荐
随机试题
最新回复(0)